We can't act on your advice. __________, thank you for giving it.
| A．Even though | B．Besides |
| C．Nevertheless | D．As though |
． Knowledge of English is a must in international trade.
| A．the | B．/ | C．A | D．An |
Where on earth have you been? We you back much earlier.
| A．were expecting | B．are expecting | C．had expected | D．expect |
Cloning the sheep ----Dolly is a big in science.
| A．progress | B．run | C．jump | D．rush |
He works in a factory now, but he on a farm for 20 years.
| A．worked | B．has worked | C．had worked | D．had been working |
----Who did you spend last weekend with?
---- .
| A．Palmer’s | B．The Palmers’ | C．The palmers | D．The palmer’s |